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Arcelormittal SA Luxembourg

CUSIP: 03938L104 | 422 institutional holders

Quarters

Q3 2026Q2 2026Q1 2026Q1 2025Q2 2024
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Beneficial Ownership — 13D / 13G

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5%+ stakes reported outside the quarterly cycle. A 13D is due within five business days of the event below, so these figures lead the holders table until the filer's next 13F catches up to them.

HolderShares% of ClassChangeEvent Datevs 13F
13D/ALakshmi N. Mittal
with Usha Mittal, Grandel Pte. Ltd., HSBC Trustee (C.I.) Limited, as trustee of the Platinum Trust, +2 more
340,152,56344.7%New 5%+ stakeMar 5, 2026No 13F filer matched
13D/ALakshmi N. Mittal340,152,563
44.7% of class · Mar 5, 2026New 5%+ stake
with Usha Mittal, Grandel Pte. Ltd., HSBC Trustee (C.I.) Limited, as trustee of the Platinum Trust, +2 more
No 13F filer matched

Institutional Holders — Q3 2026

Byrne Asset Management LLC141
0.0% of portfolio›$9.1K
StyleTurnoverLocationFiled
Byrne Asset Management LLC
141$9.1K0.0%CoreLowKingston, NJ2026-10-06